* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  scroll-behavior: smooth;
  font-family: "totoro" !important;
}

@font-face {
  font-family: "totoro";
  src: url(../all.ttf);
}

@font-face {
  font-family: "footer";
  src: url(../all.ttf);
}

body {
  width: 100%;
  height: 100vh;
  background-image: url(../img/beijing1.jpg);
  overflow-x: hidden;
}

.big_div {
  width: 90%;
  margin: 0 auto;
  text-align: center;
  border: 1px solid rgb(0, 0, 0);
  margin-top: 100px;
  background: linear-gradient(
    to right bottom,
    rgba(255, 255, 255, 0.8),
    rgba(255, 255, 255, 0.7),
    rgba(255, 255, 255, 0.6)
  );
  border-radius: 5px;
  backdrop-filter: blur(12px);
  box-shadow: 20px 20px 60px #bebebe, -20px -20px 60px #ffffff;
}

.text1 {
  font-size: 45px;
  padding: 20px;
}

section {
  display: block;
  position: relative;
  width: 100%;
}

section video {
  width: 80%;
  object-fit: cover;
  border-radius: 20px;
}

section .navigation {
  position: relative;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
}

section .navigation li {
  list-style: none;
  cursor: pointer;
  margin: 0 10px;
  border-radius: 15px;
  background-color: #fff;
  padding: 3px 3px;
  opacity: 0.9;
  transition: 0.5s;
}
section .navigation li:hover {
  opacity: 1;
}
section .navigation li img {
  width: 120px;
  border-radius: 15px;
  transition: 0.5s;
}
section .navigation li img:hover {
  width: 180px;
}

section ul {
  display: block;
  margin-block-start: 1em;
  margin-block-end: 1em;
  padding-inline-start: 40px;
}

.one {
  height: 330px;
  display: flex;
  margin-top: 60px;
  justify-content: center;
  align-content: center;
}
.a {
  width: 38%;
  box-shadow: 12px 10px 32px #7c6d6d, -2px -10px 40px #6d5151;
}

.a img {
  width: 100%;
  height: 100%;
}
.b {
  width: 56%;
  background-color: #fff;
  color: black;
  padding-top: 70px;
  font-size: 30px;
  text-align: center;
  box-shadow: 12px 10px 32px 10px #7c6d6d, -2px -10px 40px #6d5151;
}

.footer {
  width: 100%;
  height: 80px;
  font-size: 35px;
  margin-top: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: white;
  color: rgb(211, 115, 123);
}
